package com.zfk.transaction.service;

import com.zfk.transaction.entity.chat.ChatContent;
import com.zfk.transaction.entity.chat.ChatSeller;


import java.util.List;

public interface ChatService {

    List<ChatSeller> getChatByUserId(int user_id);

    List<ChatContent> getChatMessage(int user_id,int seller_id);

    int addChatSeller(ChatSeller chatSeller);

    // 删除
    int deleteChatSeller(int seller_id);

    int addChatContent(ChatContent chatContent);

}
